Results 71 to 80 of about 172,358 (311)

Recycling of NiTi Shape Memory Alloys: Fundamental and Technological Aspects of a Vacuum Induction Melting Processing Route

open access: yesAdvanced Engineering Materials, EarlyView.
The present study investigates recycling of NiTi shape memory alloys via vacuum induction melting. An ingot was synthesized from elemental Ni and Ti and subjected to three subsequent remelting cycles. Remelting increases process durations and impurity levels and adversely affects microstructures and functional properties.
Sakia Sophia Noorzayee   +7 more
wiley   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

Performance analysis of hybrid liquid desiccant solar cooling system

open access: yes, 2009
This thesis investigates the coefficient of performance (COP) of a hybrid liquid desiccant solar cooling system. This hybrid cooling system includes three sections: 1) conventional air-conditioning section; 2) liquid desiccant dehumidification section ...
Zhou, Zhipeng (Joe Zoe)
core  

Analysis of systems for cooling liquid injection in turbine engine gas flow duct

open access: yesАвіаційно-космічна техніка та технологія
The subject of this article is a system for cooling liquid injection in gas flow duct of aviation gas-turbine engine (GTE). The goal is to soften the acuteness of contradictions between economic and ecological requirements; ecological requirements and ...
Ruslan Tsukanov, Sergii Yepifanov
doaj   +1 more source

Heat Dissipation for Microprocessor Using Multiwalled Carbon Nanotubes Based Liquid

open access: yesThe Scientific World Journal, 2013
Carbon nanotubes (CNTs) are one of the most valuable materials with high thermal conductivity (2000 W/m·K compared with thermal conductivity of Ag 419 W/m·K).
Bui Hung Thang   +4 more
doaj   +1 more source

Molecular Dynamics Studies of Shape Memory Polymers: From Bead–Spring Models to Atomistic Simulations

open access: yesAdvanced Engineering Materials, EarlyView.
Coarse‐grained (left) and atomistic (right) models of the shape memory polymer ESTANE ETE 75DT3 are shown schematically. The two representations bridge molecular detail and mesoscopic description. Both models capture shape memory behavior, linking segmental mobility and conformational relaxation of anisotropic chains to macroscopic recovery, and ...
Fathollah Varnik
wiley   +1 more source

Investigação experimental da transferência de calor de superfícies estendidas aquecidas para sprays de fluido refrigerante [PDF]

open access: yes, 2011
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia MecânicaCom o aumento da miniaturização dos componentes eletrônicos, gerou-se a necessidade do projeto de sistemas de dissipação ...
Souza, Augusto Guelli Ulson de
core  

Technological Drivers in Data Centers and Telecom Systems: Multiscale Thermal, Electrical, and Energy Management

open access: yes, 2013
including thermal, electrical and energy management challenges, based on discussions at the 2nd Workshop on Thermal Management in Telecommunication Systems and Data Centers in Santa Clara, California, on April 25–26, 2012.
Yeh, L.-T.   +3 more
core   +1 more source

Designing Polymer Nanocomposites for X‐Ray Shielding: Mechanisms, Architectures, and Scalable Processing

open access: yesAdvanced Engineering Materials, EarlyView.
This review highlights advances in lightweight, lead‐free polymer nanocomposites for diagnostic X‐ray shielding. By linking filler chemistry, dispersion, architecture, and photon interaction mechanisms, it establishes structure–performance relationships guiding material design.
Aklilu G. Messele   +2 more
wiley   +1 more source

Study On A Cooling System For Rotary Compressor

open access: yes, 2012
It is well known that the isothermal compression is an ideal process to consume least power for compressor. The isothermal compression can\u27t be really reached, but can be approached by decreasing the discharge temperature during compression.
Zhang, Haifeng, Xie, Fei, Wang, Shuoyuan
core  

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